Etrimfos, 100 µg/ml, Acetonitrile, 5ml

2-(4-tert-Butylphenoxy)cyclohexanol, 100mg

Daily Quality Control Standard (without Internal Standard) 13 Analytes, each Wt.% as listed; units: 1x10mL, 5x10mL neat Name: Wt. % Name Wt. % 1232.6 n-Hexane

Sulphate (SO42-)